| 释义 | be knocking (on) 60, 70, etc.idiom informal
 to have almost reached a particular, usually old, age: 快60/70岁等(通常指高龄)
 She was knocking on 80 when she died.她去世时快80岁了。
 SMART Vocabulary: related words and phrases
 Describing age & birthdays
 advanced
 age
 age group
 age limit
 aged
 going on
 gone
 grown up
 knock
 millennial
 nonagenarian
 ripe
 sexagenarian
 sixties
 something
 spring chicken
 sweet sixteen
 teens
 twenties
 twinkle
 
 
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